Heat exchanger grid for an electric heater



FIG. 1 is a perspective view of a heat exchange grid for an electricheater showing our new design;

FIG. 2 is a front elevational view, the rear elevation being a mirrorimage thereof;

FIG. 3 is an enlarged fragmentary sectional view, taken along line 3--3of FIG. 2;

FIG. 4 is an enlarged fragmentary sectional view, taken along line 4--4of FIG. 2;

FIG. 5 is an enlarged fragmentary sectional view, taken along line 5--5of FIG. 2;

FIG. 6 is an enlarged fragmentary sectional view, taken along line 6--6of FIG. 2.

The ornamental design for a heat exchange grid for an electric heater,substantially as shown and described.